1261008000003

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{39877}}^1\times {\mathrm{257093}}^1$

素因数の和:297014

約数の個数: 16

約数和(自身を含む): 1722402281376

約数和(自身を除く): 461394281373

約数列:

[1, 3, 41, 123, 39877, 119631, 257093, 771279, 1634957, 4904871, 10540813, 31622439, 10252097561, 30756292683, 420336000001, 1261008000003]

約数ペア:

[(1, 1261008000003), (3, 420336000001), (41, 30756292683), (123, 10252097561), (39877, 31622439), (119631, 10540813), (257093, 4904871), (771279, 1634957)]